Special sales program celebrating 20 years of the NorthEast Astronomy Forum (NEAF). The listed Eyepieces are 20% off. The prices are reduced.
Now – April 17, 2011
Special Summer Sale! Hurry! Limited to available stock
Valid through September 30, 2010
Purchase 2 Radians, get a third free.
Purchase any TeleVue telescope and 2 Radians, and get 2 more Radians free.
All focal lengths currently available for a limited time only!
TeleVue Radians are 60 degree eyepieces, with 20mm of eye relief (good for glasses wearers) and really excel at sharp, contrasty images–especially on the Moon and planets!
Item No. 704-30103
Manuf. No. Televue BFO-0200
Televue Bandmate OIII Filter – 2", BFO-0200
The TeleVue Bandmate OIII Filter is fashioned from high quality BK7 optical glass for sharp images.
Ion beam technology for hard, stable coatings.
The TeleVue Bandmate OIII Filter produce high transmission and high blocking of unwanted longer wavelengths. Every filter is checked optically and cosmetically to assure performance and individually serialized.
The TeleVue BandMate OIII filter particularly enhances planetary nebulae in larger telescopes and improves nebula in general by enhancing the "forbidden" lines of doubly ionized oxygen. What’s more the TeleVue BandMate OIII filter narrowband filter promotes high transmission, with high blocking of unwanted longer wavelengths to yield high-contrast images.